javascript api service file

user.service.js

/**
 * @fileOverview The service
 *
 * @use
 * 
 * const User = require('./user.model')
 * const UserService = require('./user.service')
 * module.exports = UserService(User)
 * 
 * @requires ...
*/

const findAll = (User) => (query) => {
  let queryFind = query
  return User.find(queryFind)
}

const findOne = (User) => async (query) => {
  let queryFind = query
  return await User.findOne(queryFind)
}

const addUser = (User) => (payload) => {
  if (!payload.email) { throw new Error('Missing Data. Please provide values for email') }

  const user = new User(payload)
  return await user.save()
}

module.exports = (User) => {
  return {
    addUser: addUser(User),
    findAll: findAll(User),
    findOne: findOne(User)
  }
}